DRRR FIRE HAZARD

1. These are the three elements of a fire triangle, EXCEPT.

• A. Heat

• B. Fuel

• C. Oxygen

• D. Nitrogen

2. What type of fire does clothes/textiles belong?

• A. Type A

• B. Type B

• C. Type C

• D. Type D

3. This belongs to type C of fire hazards.

• A. Woods

• B. Electricity

• C. Gas

• D. Metals

4. Which is not a part of a fire extinguisher?

• A. Hose

• B. Nozzle

• C. Gauze

• D. Pin and seal

5. Choose the correct steps on how to use a fire extinguisher.

1. Squeeze the lever slowly

2. Pull the pin in the handle

3. Aim the nozzle at the base of the fire

4. Sweep from side to side

• A. 2,3,4,1

• B. 1,4,3,2

• C. 1,2,3,4

• D. 2,3,1,4

6. What class of fire extinguisher contains water for use against fires involving ordinary combustibles like paper, wood, cloth and most plastics.

• A. Class A

• B. Class B

• C. Class C

• D. Class D

7. Which class of fire extinguisher contains carbon dioxide for use against electrical fires?

• A. Class A

• B. Class B

• C. Class C

• D. Class D

8. It requires a flow of air in order to work well.

• A. Smoke detectors

• B. Flame detectors

• C. Heat detectors

• D. All of the above

9. It reacts to the movement of flames.

• A. Smoke detectors

• B. Flame detectors

• C. Heat detectors

• D. All of the above

10. This class of fire extinguisher use a wet, potassium acetate-based, low ph agent to put out cooking fires in which there are animal or vegetable oils and fats.

• A. Class K

• B. Class A

• C. Class B

• D. Class C